Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.009597E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:17:30+0800
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    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69202
    NORAD ID 69202
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-37649
    Time of Closest Approach 2026-10-28T08:03:16+0000
    Collision Probability (Pc) 6.009597E-6
    Conjunction Distance (km) 1.52 km
    Relative Speed (km/s) 13.423 km/s
    Conjunction Risk Parameters R (Radial): 1.482 | I (In-track): 0.173 | C (Cross-track): -0.289
    Collision Risk Index (CRI) 0.51
    X Position (km) 2604.229 2604.491
    Position Y (km) 3546.166 3546.942
    Position Z (km) 5225.464 5226.744
    Velocity X (km/s) -2.15 -4.478
    Velocity Y (km/s) -5.53 5.926
    Velocity Z (km/s) 4.808 -1.786

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-37649
    Semimajor Axis (a) 6832.276 km 6840.783 km
    Eccentricity (e) 0.000646 0.000223
    Inclination (i) 97.4639° 53.1462°
    RAAN 61.5982° 301.6667°
    Perigee Argument 192.2283° 118.8307°
    Mean Anomaly (M) 167.8806° 241.2920°
    Apogee 458.551 km 464.172 km
    Perigee 449.727 km 461.120 km
    Orbit Epoch 2026-10-27T06:50:25+0000 2026-10-27T06:34:45+0000

    TIANMU-1 21 & STARLINK-37649 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-37649 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-37649 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-37649 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37649Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37649Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data