Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.941921E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T23:27:50+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name TIROS 8
    AOE ID 716
    NORAD ID 716
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 30070
    NORAD ID 30070
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter TIROS 8 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-14T02:16:13+0000
    Collision Probability (Pc) 2.941921E-6
    Conjunction Distance (km) 1.572 km
    Relative Speed (km/s) 5.368 km/s
    Conjunction Risk Parameters R (Radial): 0.205 | I (In-track): 1.471 | C (Cross-track): -0.517
    Collision Risk Index (CRI) 0.44
    X Position (km) -5602.69 -5602.709
    Position Y (km) 3799.109 3798.682
    Position Z (km) -1954.171 -1955.683
    Velocity X (km/s) -0.861 2.248
    Velocity Y (km/s) -4.353 -0.15
    Velocity Z (km/s) -6.065 -7.279

    Orbital Parameters 国际轨道数据源

    Parameter TIROS 8 FENGYUN 1C DEB
    Semimajor Axis (a) 7028.783 km 7230.947 km
    Eccentricity (e) 0.002758 0.032446
    Inclination (i) 58.4947° 98.2539°
    RAAN 322.3364° 326.4109°
    Perigee Argument 61.5343° 164.8259°
    Mean Anomaly (M) 298.8470° 253.8420°
    Apogee 670.033 km 1087.426 km
    Perigee 631.259 km 618.194 km
    Orbit Epoch 2026-10-12T07:01:44+0000 2026-10-12T02:00:34+0000

    TIROS 8 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    TIROS 8 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    TIROS 8 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    TIROS 8 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    TIROS 8Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIROS 8Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIROS 8

    No nearby objects data