Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.678449E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T00:10:07+0800
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    1 Object 1

    AOE ID 1653
    NORAD ID 1653
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66315
    NORAD ID 66315
    Object Type PAYLOAD
    Country
    ESA ESA

    Conjunction Constraints

    Parameter TITAN 3C TRANSTAGE DEB SENTINEL-1D
    Time of Closest Approach 2026-10-17T17:49:57+0000
    Collision Probability (Pc) 2.678449E-6
    Conjunction Distance (km) 1.99 km
    Relative Speed (km/s) 13.066 km/s
    Conjunction Risk Parameters R (Radial): -1.512 | I (In-track): -0.63 | C (Cross-track): -1.128
    Collision Risk Index (CRI) 0.44
    X Position (km) -2501.782 -2503.131
    Position Y (km) 5975.073 5975.66
    Position Z (km) -2853.54 -2854.88
    Velocity X (km/s) -6.832 2.228
    Velocity Y (km/s) -1.643 -2.301
    Velocity Z (km/s) 2.607 -6.784

    Orbital Parameters 国际轨道数据源

    Parameter TITAN 3C TRANSTAGE DEB SENTINEL-1D
    Semimajor Axis (a) 7057.143 km 7073.898 km
    Eccentricity (e) 0.004041 0.000135
    Inclination (i) 32.1176° 98.1820°
    RAAN 167.3835° 294.4329°
    Perigee Argument 70.2252° 90.3532°
    Mean Anomaly (M) 290.2745° 269.7823°
    Apogee 707.525 km 696.717 km
    Perigee 650.487 km 694.805 km
    Orbit Epoch 2026-10-16T01:09:19+0000 2026-10-15T18:49:16+0000

    TITAN 3C TRANSTAGE DEB & SENTINEL-1D Collision Probability (Pc) Trend

    TITAN 3C TRANSTAGE DEB & SENTINEL-1D Collision Probability (Pc) TrendNot Available

    TITAN 3C TRANSTAGE DEB & SENTINEL-1D Miss Distance (Miss Distance) Trend

    TITAN 3C TRANSTAGE DEB & SENTINEL-1D Miss Distance (Miss Distance) TrendNot Available

    TITAN 3C TRANSTAGE DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SENTINEL-1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TITAN 3C TRANSTAGE DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SENTINEL-1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TITAN 3C TRANSTAGE DEB

    No nearby objects data