Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.358177E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:56:52+0800
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    1 Object 1

    Name PROBA 1
    AOE ID 26958
    NORAD ID 26958
    Object Type PAYLOAD
    Country
    ESA ESA
    ← VS →

    2 Object 2

    AOE ID 66841
    NORAD ID 66841
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PROBA 1 STARLINK-35715
    Time of Closest Approach 2026-10-19T22:36:11+0000
    Collision Probability (Pc) 2.358177E-6
    Conjunction Distance (km) 2.175 km
    Relative Speed (km/s) 15.041 km/s
    Conjunction Risk Parameters R (Radial): -2.146 | I (In-track): 0.032 | C (Cross-track): -0.344
    Collision Risk Index (CRI) 0.42
    X Position (km) -3748.613 -3749.505
    Position Y (km) 5594.145 5596.077
    Position Z (km) -1725.91 -1726.353
    Velocity X (km/s) 1.911 -3.197
    Velocity Y (km/s) -0.912 -0.029
    Velocity Z (km/s) -7.255 6.864

    Orbital Parameters 国际轨道数据源

    Parameter PROBA 1 STARLINK-35715
    Semimajor Axis (a) 6920.732 km 6950.155 km
    Eccentricity (e) 0.005580 0.000233
    Inclination (i) 97.9615° 70.0000°
    RAAN 304.8827° 132.7051°
    Perigee Argument 64.7008° 272.2812°
    Mean Anomaly (M) 295.9985° 87.8081°
    Apogee 581.212 km 573.636 km
    Perigee 503.978 km 570.400 km
    Orbit Epoch 2026-10-18T23:27:07+0000 2026-10-18T13:01:29+0000

    PROBA 1 & STARLINK-35715 Collision Probability (Pc) Trend

    PROBA 1 & STARLINK-35715 Collision Probability (Pc) TrendNot Available

    PROBA 1 & STARLINK-35715 Miss Distance (Miss Distance) Trend

    PROBA 1 & STARLINK-35715 Miss Distance (Miss Distance) TrendNot Available

    PROBA 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35715Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PROBA 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35715Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PROBA 1

    No nearby objects data